he is the only friend ____I made at that time.我知道是定语从句,可是答案只有that,为什么whom不可以呢?

He is the only one he is the only velic in this Only he is the best什么意思 he is the only velic in this he is the only velic in this He is the only boy & He is only the boy 这两句有什么区别吗 The boy is my only one,he name is He is my only he is the only velic in this world he is the only velic in this world是什么意思? this is the only novel that he ___(write) He is the only student _____I want to help. Peter didnot pass the driving test____,he is only 14. love is a lamp.while frien dship is the shadow .when the lamp uas off you will find the shadow The doctor ______she saw in the hospital is famous.A.who B.whose C.that D.which 填空,并分解两句分解两句话：1、Oxyen is the only gas which helps fire burn.2.Please pass me the book which cover is green.3.The doctorwhom she sent her frien The little boy is very b---；he can speak English though he is only five. I only love you no matter who he is!you are the only one in my 1 I've got a letter from a frien. he was a koala. The letter is from (） 、2、I‘ve got a letter from a friend she saw big ben. the letter is from()3、I’ve goe a letter from a friend. he saw the greatwall. The letter is from (）4、